; baudrate einstellen
ldi r16, 11 ; "38400 bps wert" in r16
out UBRR, r16 ; write to uart baudrate register
-sbi UCR, (RXEN|TXEN|RXCIE) ; enable tx at uart control register
+ldi r16, ((1<<RXEN)|(1<<TXEN)|(1<<RXCIE))
+out UCR, r16
ldi r16, 0x7C
out DDRD, r16
ldi r17, 4
-ldi r16, 5
+ldi r16, 3
out TCCR1B, r16
ldi r16, (1<<TOIE1)